22 instances from 5 years 2021 - 1 instance Jan Feb Mar Apr May Jun 27 Jul Aug Sep Oct Nov Dec 2020 - 1 instance Jan Feb Mar Apr May Jun 28 Jul Aug Sep Oct Nov Dec 2018 - 3 instances Jan Feb Mar Apr May Jun 21 3 Jun 21, 2018 3 instances 04:06:10 04:06:13 04:06:34 Jul Aug Sep Oct Nov Dec 2017 - 5 instances Jan 6 Feb Mar Apr May Jun 21 2 Jun 21, 2017 2 instances 09:41:32 09:45:37 Jul Aug Sep Oct 2 Nov Dec 25 2016 - 12 instances Jan Feb Mar Apr May Jun 20 4 Jun 20, 2016 4 instances 12:23:33 12:46:12 13:15:56 13:20:27 Jul Aug Sep 19 4 Sep 19, 2016 4 instances 16:14:49 16:29:35 16:35:18 16:38:16 30 Oct 3 2 Oct 3, 2016 2 instances 14:57:15 15:14:48 Nov Dec 29